@Sunshine hi Sinshine. Thanks. I'm with Vodafone in Ireland and my old router is their Gigabox router. I don't know what the WAN is on that though. however I'm not getting to the stage in the set up...

I bought this modem to replace the router provided by my ISP. When I connect the cable from router to the modem and power up, the 2 x wifi buttons turn green after a minute or so but the internet...